DEN84LA230

NTSB accident investigation · Sikorsky S-55B · Richey, MT · July 20, 1984

Accident · No injuriesLimited investigationFinal report
Date
July 20, 1984, 10:30 local (16:30 UTC)
Place
Richey, MT
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N24111Sikorsky S-55B
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19840720033849A
Case key
16438

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

On ground/water encounter with terrain/waterLanding - roll
Terrain condition - rough/unevenCause
Misc rotorcraft,tail boom - separation

Analysis

The pilot stated that he landed in a pasture where he intended to refuel. During the landing roll, one of the wheels dropped into a hole, causing the main rotor blade to flex downward and severe the tailboom.

Aircraft

Registration
N24111
Reported as
Sikorsky S-55B
Category
Helicopter
Serial number
55237
Airframe hours
3,857
Engine
Curtis Wright R-1300, 800 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Registered owner
James Roland Beck
Airworthiness certificate
Special, Restricted (Special)
Last inspection
AAIP · April 11, 1984 · 110 hours before
Departed
Richey, MT

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
48
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Flight hours
3,422 total · 65 in this make and model · 3,200 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
225° at 5 knots
Visibility
15 statute miles
Lowest ceiling
None
Temperature
81 °F

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.